Susanne Kujala plays Bach on Porthan Organ

Canon perpetuus op.10, 1968 – versia on the Martti Porthan Organ

Organ Talk: "I just adore its flute stops" (Marina Väisä on the organ of the Mariinsky Concert Hall)

Glass & Grigny on the Porthan Organ (SPb)

Jan Lehtola plays "Vom Himmel Hoch" by J.S. Bach

Urkurakentamo Veikko Virtanen

Olli Porthan - J.S.Bach Passacaglia (BWV 582/1). Part 1